Finding the Fourth Proportional to 2,282,376.99, 3,149,641.74 and 1,263,759.87
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Solution
The fourth proportional to 2,282,376.99, 3,149,641.74 and 1,263,759.87 is: 1,743,967.30
Step by Step Solution
- Step 1: Write the proportion equation
2,282,376.99 : 3,149,641.74 = 1,263,759.87 : x - Step 2: Convert to fraction form
2,282,376.99/3,149,641.74 = 1,263,759.87/x - Step 3: Cross multiply
2,282,376.99x = 3,149,641.74 × 1,263,759.87 - Step 4: Simplify right side
2,282,376.99x = 3,980,390,835,888.97 - Step 5: Solve for x
x = 3,980,390,835,888.97/2,282,376.99 - Step 6: Final answer
x = 1,743,967.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.